package org.csmzxy.class2333;

public class Example0304 {
    public static void main(String[] args){
        int i=20;
        long l=i;
        float f=l;
        double d=f;
        System.out.println("long类型变量l:"+l);
        System.out.println("float类型变量f:"+f);
        System.out.println("double类型变量d:"+d);

        int a = 275;
        byte b = (byte)a ;
        System.out.println("a=" + a);
        System.out.println("b="+ b);
    }
}
